9.14 14 A9 5T
Beaufort Sea 9.15 13 A8 5U
Chukchi Sea 9.16 12 A7 5C
James Bay - - A11 -
Kane Basin - - A14 -

ATLANTIC OCEAN
(see North Atlantic Ocean and South Atlantic Ocean) - - - -

BALTIC SEA 2 1 B26 7B
Gulf of Bothnia 2.1 1 (a) B29 7T
Gulf of Finland 2.2 1 (b) B28 7F
Gulf of Riga 2.3 1 (c) B27 7H
The Sound 2.4 2 - -
The Great Belt 2.5 2 - -
The Little Belt 2.6 2 - -
Kattegat 2.7 2 B25 7K

INDIAN OCEAN 5 45 F 6A
Mozambique Channel 5.1 45 A F1 6Z
Gulf of Suez 5.2 35 F5 6W
Gulf of Aqaba 5.3 36 - 6Q
Red Sea 5.4 37 F4 6E
Gulf of Aden 5.5 38 F3 6D
Persian Gulf
(Gulf of Iran) 5.6 41 F7 6P
Gulf of Oman 5.7 40 F6 6M
Arabian Sea 5.8 39 F2 6R
Laccadive Sea (Lakshadweep Sea) 5.9 42 F9 6L
Gulf of Mannar 5.10 - F8 -
Palk Strait and Palk Bay 5.11 - - -
Bay of Bengal 5.12 43 F10 6B
Andaman Sea (Burma Sea) 5.13 44 F11 6N
Strait of Malacca (Malacca Strait) 5.14 46 (a) F12 6C
Great Australian Bight 5.15 62 F21 6G
Suez Canal - - - 6U

MEDITERRANEAN REGION 3 - - -
Mediterranean Sea 3.1 28 B11 -
Mediterranean Sea, Western Basin 3.1.1 28 A - 8W
Strait of Gibraltar 3.1.1.1 28 (a) B7 8S
Alboran Sea 3.1.1.2 28 (b) - 8Y
Balearic Sea (Balear Sea, Iberian Sea) 3.1.1.3 28 (c) B9 8J
Ligurian Sea (Ligure Sea) 3.1.1.4 28 (d) B10 8L
Tyrrhenian Sea (Tirreno Sea) 3.1.1.5 28 (e) B12 8T
Mediterranean Sea, Eastern Basin 3.1.2 28 B - 8E
Adriatic Sea 3.1.2.1 28 (g) B14 8D
Strait of Sicily (Strait of Sicilia) 3.1.2.2 - - -
Ionian Sea 3.1.2.3 28 (f) B13 8N
Aegean Sea 3.1.2.4 28 (h) B15 8G
Sea of Marmara 3.2 29 B16 8M
Black Sea 3.3 30 B17 8B
Sea of Azov 3.4 31 B18 8Z
Gulf of Lion (Gulf of Lions) - - B8 8X
Aral Sea